// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef NET_UDP_DIFF_SERV_CODE_POINT_H_
#define NET_UDP_DIFF_SERV_CODE_POINT_H_

namespace net {

// Differentiated Services Code Point.
// See http://tools.ietf.org/html/rfc2474 for details.
enum DiffServCodePoint {
    DSCP_NO_CHANGE = -1,
    DSCP_FIRST = DSCP_NO_CHANGE,
    DSCP_DEFAULT = 0, // Same as DSCP_CS0
    DSCP_CS0 = 0, // The default
    DSCP_CS1 = 8, // Bulk/background traffic
    DSCP_AF11 = 10,
    DSCP_AF12 = 12,
    DSCP_AF13 = 14,
    DSCP_CS2 = 16,
    DSCP_AF21 = 18,
    DSCP_AF22 = 20,
    DSCP_AF23 = 22,
    DSCP_CS3 = 24,
    DSCP_AF31 = 26,
    DSCP_AF32 = 28,
    DSCP_AF33 = 30,
    DSCP_CS4 = 32,
    DSCP_AF41 = 34, // Video
    DSCP_AF42 = 36, // Video
    DSCP_AF43 = 38, // Video
    DSCP_CS5 = 40, // Video
    DSCP_EF = 46, // Voice
    DSCP_CS6 = 48, // Voice
    DSCP_CS7 = 56, // Control messages
    DSCP_LAST = DSCP_CS7
};

} // namespace net

#endif // NET_UDP_DIFF_SERV_CODE_POINT_H_
